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/*
Copyright (c) 2015 Christian Mollekopf <mollekopf@kolabsys.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#pragma once
#include "resultset.h"
#include "storage.h"
#include "query.h"
#include "log.h"
#include "indexer.h"
#include "storage/key.h"
#include <QByteArray>
namespace Sink {
namespace Storage {
class EntityStore;
}
}
class TypeIndex
{
public:
TypeIndex(const QByteArray &type, const Sink::Log::Context &);
void addProperty(const QByteArray &property);
//FIXME We currently simply serialize based on the QVariant we get and ignore the index type
template <typename T>
void addProperty(const QByteArray &property)
{
addProperty(property);
}
template <typename T>
void addSortedProperty(const QByteArray &property);
template <typename T, typename S>
void addPropertyWithSorting(const QByteArray &property, const QByteArray &sortProperty);
template <typename T, typename S>
void addPropertyWithSorting()
{
addPropertyWithSorting<typename T::Type, typename S::Type>(T::name, S::name);
}
template <typename T>
void addProperty()
{
addProperty<typename T::Type>(T::name);
}
template <typename T>
void addSortedProperty()
{
addSortedProperty<typename T::Type>(T::name);
}
template <typename Left, typename Right>
void addSecondaryProperty()
{
mSecondaryProperties.insert(Left::name, Right::name);
}
template <typename Left, typename Right, typename CustomIndexer>
void addSecondaryPropertyIndexer()
{
mCustomIndexer << CustomIndexer::Ptr::create();
}
template <typename Begin, typename End>
void addSampledPeriodIndex(const QByteArray &beginProperty, const QByteArray &endProperty);
template <typename Begin, typename End>
void addSampledPeriodIndex()
{
addSampledPeriodIndex<typename Begin::Type, typename End::Type>(Begin::name, End::name);
}
void add(const Sink::Storage::Identifier &identifier, const Sink::ApplicationDomain::ApplicationDomainType &entity, Sink::Storage::DataStore::Transaction &transaction, const QByteArray &resourceInstanceId);
void modify(const Sink::Storage::Identifier &identifier, const Sink::ApplicationDomain::ApplicationDomainType &oldEntity, const Sink::ApplicationDomain::ApplicationDomainType &newEntity, Sink::Storage::DataStore::Transaction &transaction, const QByteArray &resourceInstanceId);
void remove(const Sink::Storage::Identifier &identifier, const Sink::ApplicationDomain::ApplicationDomainType &entity, Sink::Storage::DataStore::Transaction &transaction, const QByteArray &resourceInstanceId);
QVector<Sink::Storage::Identifier> query(const Sink::QueryBase &query, QSet<QByteArrayList> &appliedFilters, QByteArray &appliedSorting, Sink::Storage::DataStore::Transaction &transaction, const QByteArray &resourceInstanceId);
QVector<Sink::Storage::Identifier> lookup(const QByteArray &property, const QVariant &value, Sink::Storage::DataStore::Transaction &transaction);
template <typename Left, typename Right>
QVector<QByteArray> secondaryLookup(const QVariant &value)
{
return secondaryLookup<typename Left::Type>(Left::name, Right::name, value);
}
template <typename Type>
QVector<QByteArray> secondaryLookup(const QByteArray &leftName, const QByteArray &rightName, const QVariant &value);
template <typename Left, typename Right>
void index(const QVariant &leftValue, const QVariant &rightValue, Sink::Storage::DataStore::Transaction &transaction)
{
index<typename Left::Type, typename Right::Type>(Left::name, Right::name, leftValue, rightValue, transaction);
}
template <typename LeftType, typename RightType>
void index(const QByteArray &leftName, const QByteArray &rightName, const QVariant &leftValue, const QVariant &rightValue, Sink::Storage::DataStore::Transaction &transaction);
template <typename Left, typename Right>
void unindex(const QVariant &leftValue, const QVariant &rightValue, Sink::Storage::DataStore::Transaction &transaction)
{
index<typename Left::Type, typename Right::Type>(Left::name, Right::name, leftValue, rightValue, transaction);
}
template <typename LeftType, typename RightType>
void unindex(const QByteArray &leftName, const QByteArray &rightName, const QVariant &leftValue, const QVariant &rightValue, Sink::Storage::DataStore::Transaction &transaction);
void commitTransaction();
void abortTransaction();
enum Action {
Add,
Remove
};
private:
friend class Sink::Storage::EntityStore;
void updateIndex(Action action, const Sink::Storage::Identifier &identifier, const Sink::ApplicationDomain::ApplicationDomainType &entity, Sink::Storage::DataStore::Transaction &transaction, const QByteArray &resourceInstanceId);
QByteArray indexName(const QByteArray &property, const QByteArray &sortProperty = QByteArray()) const;
QByteArray sortedIndexName(const QByteArray &property) const;
QByteArray sampledPeriodIndexName(const QByteArray &rangeBeginProperty, const QByteArray &rangeEndProperty) const;
Sink::Log::Context mLogCtx;
QByteArray mType;
QByteArrayList mProperties;
QByteArrayList mSortedProperties;
QMap<QByteArray, QByteArray> mGroupedSortedProperties;
//<Property, ResultProperty>
QMap<QByteArray, QByteArray> mSecondaryProperties;
QSet<QPair<QByteArray, QByteArray>> mSampledPeriodProperties;
QList<Sink::Indexer::Ptr> mCustomIndexer;
Sink::Storage::DataStore::Transaction *mTransaction;
QHash<QByteArray, std::function<void(Action, const Sink::Storage::Identifier &identifier, const QVariant &value, Sink::Storage::DataStore::Transaction &transaction)>> mIndexer;
QHash<QByteArray, std::function<void(Action, const Sink::Storage::Identifier &identifier, const QVariant &value, Sink::Storage::DataStore::Transaction &transaction)>> mSortIndexer;
QHash<QByteArray, std::function<void(Action, const Sink::Storage::Identifier &identifier, const QVariant &value, const QVariant &sortValue, Sink::Storage::DataStore::Transaction &transaction)>> mGroupedSortIndexer;
QHash<QPair<QByteArray, QByteArray>, std::function<void(Action, const Sink::Storage::Identifier &identifier, const QVariant &begin, const QVariant &end, Sink::Storage::DataStore::Transaction &transaction)>> mSampledPeriodIndexer;
};
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